NL287453A - - Google Patents

Info

Publication number: NL287453A
Authority: NL; Netherlands

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1962-01-05

Publication of NL287453A publication Critical patent/NL287453A/xx

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
- G06V10/89—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators
- G06V10/893—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter
- G06V10/895—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter the filter being related to phase processing, e.g. phase-only filters
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Multimedia (AREA)
Theoretical Computer Science (AREA)
Mathematical Physics (AREA)
Character Input (AREA)
Character Discrimination (AREA)
Image Processing (AREA)

NL287453D 1962-01-05 NL287453A (sv)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB531/62A GB1027166A (en)	1962-01-05	1962-01-05	Improvements relating to pattern recognition devices
GB104362		1962-01-11
GB4491362		1962-11-28

Publications (1)

Publication Number	Publication Date
NL287453A true NL287453A (sv)

Family

ID=27253731

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL287453D NL287453A (sv)	1962-01-05

Country Status (4)

Country	Link
US (1)	US3252140A (sv)
DE (1)	DE1449612A1 (sv)
GB (1)	GB1027166A (sv)
NL (1)	NL287453A (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3601802A (en) *	1966-09-09	1971-08-24	Kokusai Denshin Denwa Co Ltd	Pattern matching character recognition system
JPS4912778B1 (sv) *	1969-11-05	1974-03-27
US4178516A (en) *	1977-11-25	1979-12-11	Ball Corporation	Mold reader
US4947449A (en) *	1987-03-31	1990-08-07	Nippon Sheet Glass Co., Ltd.	Apparatus for simultaneously extracting various types of projection features of an image
US4955063A (en) *	1987-04-14	1990-09-04	Nippon Sheet Glass Co., Ltd.	Vector display apparatus
US5063602A (en) *	1987-04-14	1991-11-05	Nippon Sheet Glass Co., Ltd.	Image correlation calculation apparatus
US4790024A (en) *	1987-04-14	1988-12-06	Nippon Sheet Glass Co., Ltd.	Vector discrimination apparatus
US4817169A (en) *	1987-04-14	1989-03-28	Nippon Sheet Glass Co., Ltd.	Page segmentor
US4827529A (en) *	1987-04-14	1989-05-02	Nippon Sheet Glass Co., Ltd.	Lines and characters separation apparatus
US4845766A (en) *	1987-05-11	1989-07-04	Nippon Sheet Glass Co., Ltd.	Simultaneous projection feature analysis apparatus
US4862511A (en) *	1987-06-15	1989-08-29	Nippon Sheet Glass Co., Ltd.	Local feature analysis apparatus
US4955060A (en) *	1987-07-02	1990-09-04	Nippon Sheet Glass Co., Ltd.	Image recognition apparatus
US5022087A (en) *	1988-05-03	1991-06-04	Peppers Norman A	Apparatus for detecting primitive patterns in an image

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3085227A (en) *	1960-03-11	1963-04-09	Drexel Dynamics Corp	Detection of characters
NL265283A (sv) *	1960-05-31

0
- NL NL287453D patent/NL287453A/xx unknown
1962
- 1962-01-05 GB GB531/62A patent/GB1027166A/en not_active Expired
- 1962-12-26 US US247156A patent/US3252140A/en not_active Expired - Lifetime
1963
- 1963-01-04 DE DE19631449612 patent/DE1449612A1/de active Pending

Also Published As

Publication number	Publication date
GB1027166A (en)	1966-04-27
DE1449612A1 (de)	1970-02-12
US3252140A (en)	1966-05-17

Publication	Publication Date	Title
BE615849A (sv)
BE612311A (sv)
BE615523A (sv)
BE615521A (sv)
BE615316A (sv)
BE615294A (sv)
BE615244A (sv)	1962-07-16
BE614986A (sv)
BE614757A (sv)	1962-09-07
BE586180A (sv)
BE614739A (sv)
NL287453A (sv)
BE614566A (sv)
BE614532A (sv)
BE566353A (sv)
BE614432A (sv)
BE614403A (sv)
BE592434A (sv)
BE614380A (sv)
BE614159A (sv)
BE613862A (sv)
BE613529A (sv)	1962-06-01
BE635350A (sv)
BE635142A (sv)
BE634818A (sv)